Telescopic lock for sliding doors and windows



FIG. 1 is a top front perspective view of a telescopic lock for sliding doors and windows in an expanded configuration showing our new design;

FIG. 2 is a bottom front perspective view thereof;

FIG. 3 is a top rear perspective view thereof;

FIG. 4 is a front view thereof;

FIG. 5 is a rear view thereof;

FIG. 6 is a left view thereof;

FIG. 7 is a right view thereof;

FIG. 8 is a top view thereof;

FIG. 9 is a bottom view thereof;

FIG. 10 is a top front perspective view of the telescopic lock for sliding doors and windows in a collapsed configuration showing our new design;

FIG. 11 is a bottom front perspective view thereof;

FIG. 12 is a top rear perspective view thereof;

FIG. 13 is a front view thereof;

FIG. 14 is a rear view thereof;

FIG. 15 is a left view thereof; and,

FIG. 16 is a right view thereof.

The broken line showing of a door/window-receiving head in FIG. 1 through 16 and the broken line showing of a press-button actuator in FIG. 1 through 16 is included for the purpose of showing environmental structure and forms no part of the claimed design. 

CLAIM The ornamental design for a telescopic lock for sliding doors and windows, as shown and described. 